Q.

The head of cockroach is ___(A)____ and is formed by the fusion of ___(B)____ embryonic segments.

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a

1

b

2

c

3

d

4

answer is B.

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Detailed Solution

The head of cockroach is triangular and lies anteriorly at right angles to the longitudinal body axis (hypognathous). It is formed by the fusion of six embryonic segments.
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Get ₹ 1 crore* worth scholarship for JEE / NEET / Foundation
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Best Books for NEET
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